Galerie Boisserée, Galerie Boisseree, Boisseree, Max Ackermann, Josef Albers, Pierre Alechinsky, Karel Appel, Georg Baselitz, Christiane Baumgartner, Francis Bott, Georges Braque, Braque, Jürgen Brodwolf, Patrick Caulfield, Marc Chagall, Chagall, Eduardo Chillida, Chillida, Christo, Antoni Clavé, Antoni Clave, James Coignard, Guillaume Corneille, Michael Craig-Martin, Karl Fred Dahmen, Karl F. Dahmen, K.F. Dahmen, Salvador Dalí, Jim Dine, Peter Doig, Jean Dubuffet, Max Ernst, Ernst, Maurice Estève, Sam Francis, Karl Otto Götz, Richard Hamilton, Hans Hartung, Xenia Hausner, Stanley William Hayter, David Hockney, Gerhard Hoehme, Patrick Hughes, Robert Indiana, Alex Katz, Henning Kürschner, Hening Kuerschner, Fernand Léger, Fernand Leger, Charles Le Corbusier, Volker Lehnert, Sol LeWitt, Roy Lichtenstein, René Magritte, Rene Magritte, Marino Marini, Marini, Henri Matisse, Matisse, José María Mellado, Georg Meistermann, Joan Miró, Joan Miro, Miro, Ernst Mollenhauer, Henry Moore, Robert Motherwell, Zoran Music, Ernst Wilhelm Nay, Helmut Newton, Ben Nicholson, Georges Noël, Julian Opie, Pablo Picasso, Picasso, Serge Poliakoff, Poliakoff, Edward Quinn, Anton Räderscheidt, Anton Raederscheidt, Joseph Riera i Aragó, Antonio Saura, Saura, Emil Schumacher, Schumacher, Sean Scully, Scully, Kurth R.H. Sonderborg, Pierre Soulages, Soulages, Walter Stöhrer, Antoni Tàpies, Antoni Tapies, Tapies, Wolfgang Troschke, Raoul Ubac, Günther Uecker, Rolf Urban, Victor Vasarely, Bernar Venet, Jan Voss, Jan Voss, Andy Warhol, Franziskus Wendels, Franziskus Wendels, Tom Wesselmann